Allow tessellation shaders to work on versions back to 150.  Also combined all the tessellation tests into a single run.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@24569 e7fa87d3-cd2b-0410-9028-fcbf551c1848
20 files changed